I. Iimpazamo eziqhelekileyo kwimizobo yesikimu

(2) Icandelo elingaphandle kwemida: icandelo alenziwanga embindini wephepha lesazobe selayibrari.

(3) Itafile yenethiwekhi yefayile eyenziweyo inokulayishwa kuphela PCB: Ihlabathi jikelele alizange likhethwe xa bekuveliswa uluhlu lomnatha.

(4) Ungaze usebenzise i-Annotate xa usebenzisa izinto ezizezakho ezenziweyo.

Iimpazamo eziqhelekileyo kwi-PCB

(1) Xa inethiwekhi ilayishiwe, kuxelwa ukuba i-NODE ayifumaneki. Izinto ezikwisazobe sedrafti zisebenzisa iiphakheji ezingekho kwilayibrari yePCB; Amacandelo kumzobo wesikim asebenzise iiphakheji ezinamagama ahlukeneyo kwilayibrari ye-PCB; C. Izinto ezikwimizobo yesikim zisebenzisa iiphakheji ezinamanani ePIN angangqinelaniyo kwilayibrari yePCB. Umzekelo, i-triode: iinombolo zepini kwi-SCH ngo-e, b, c, kunye no-1,2,3 kwi-PCB.

(2) Njalo ayinakuprinta iphepha xa uprinta

Ithala leencwadi le-PCB alikho kwimvelaphi xa lenziwe; B. Kukho oonobumba abafihliweyo ngaphandle kwemida yebhodi ye-PCB emva kokuhamba nokujikeleza kwezinto amaxesha ngamaxesha. Khetha bonisa bonke oonobumba abafihliweyo, nciphisa i-PCB, emva koko ususe abalinganiswa ngaphakathi komda.

(3) Inethiwekhi yokunika ingxelo yeDRC yahlulwe yangamacandelo aliqela:

Oku kubonisa ukuba inethiwekhi ayiXHUMANANGA. Jonga kwifayile yengxelo kwaye ukhethe ICOPPER EQHUBEKILEYO ukukhangela.

Ukuba uyilo oluntsonkothileyo, zama ukungasebenzisi iintambo ezizenzekelayo.

Iimpazamo eziqhelekileyo kwinkqubo yokuvelisa i-PCB

(1) iphedi iyadibana a. Yenza umngxuma onzima, ekubholeni ngenxa yemingxunya emininzi emngxunyeni ebangelwe kukomba kunye nomngxunya womngxunya.

B. Kwibhodi enemigangatho emininzi, kukho zombini iidiski zokudibanisa kunye neediski ezizimeleyo kwindawo enye, kwaye ibhodi iziphatha njenge- • ukwahlula kunye nephutha lonxibelelwano.

(2) Ukusetyenziswa kobume bemizobo abukho mgangathweni a. Iphula uyilo oluqhelekileyo, olufana nolwakhiwo lomhlaba kumaleko asezantsi, uyilo lomphezulu we-welding kumaleko we-TOP, obangela ukungaqondani.

B. Kukho uyilo oluninzi lwe-junk kulwahlulo ngalunye, njengemigca eyaphukileyo, imida engenamsebenzi, izichazi, njl.

(3) abalinganiswa abangenangqondo a. Abalinganiswa bagubungela ii-welds ze-SMD, ezizisa ukungahambi kakuhle kwi-PCB ekufumanekeni nasekucoceni izinto.

B. Abalinganiswa bancinci kakhulu, okukhokelela kubunzima bokuprinta kwiscreen, oonobumba abakhulu kakhulu bayagqithana, kunzima ukwahlula, ifonti ngokubanzi> Amawaka angama-40.

(4) Iipads zecala elinye zibeka umngxuma a. Iiphedi ezikwicala elinye azibhobozi mingxunya, umgodi kufuneka uyile uziro, kungenjalo kwimveliso yolwazi lokomba, indawo yolungelelwaniso lomngxunya. Imiyalelo ekhethekileyo kufuneka inikwe imingxunya yokomba.

B. Ukuba iphedi enamacala amabini ifuna ukugrunjwa, kodwa umngxunya awuyilwanga, isoftware iya kuyiphatha iphedi njengepaneli ye-SMT xa kukhutshwa idatha yombane kunye neyokwakha, kwaye umaleko wangaphakathi uya kulahla iphedi yokuzahlula.

(5) Zoba iphedi enebhloko yokugcwalisa

Ngale ndlela, nangona inokudlula kuvavanyo lweDRC, ayinakho ukuvelisa ngokuthe ngqo idatha yokumelana ne-solder ngexesha lokuqhubekeka, kwaye iphedi igutyungelwe kukumelana ne-solder kwaye ayinakudityaniswa nge welding.

(6) Umtya wombane uyilelwe ngeplate yesinki yokufudumeza kunye nomgca wesiginali, kwaye imifanekiso elungileyo nengalunganga iyile kunye, ibangela iimpazamo.

(7) Isithuba esikhulu segridi yincinci kakhulu

Isithuba somgca wegridi < I-0.3mm, kwinkqubo yokuvelisa i-PCB, inkqubo yokuhambisa umzobo ivelisa ifilimu eyaphukileyo emva kokuphuhla, okukhokelela kukophuka kocingo. Ukuphucula ubunzima bokusebenza.

(8) Igrafu isondele kakhulu kwisakhelo sangaphandle

Isithuba kufuneka sibe ngaphezulu kwe-0.2mm ubuncinci (ngaphezulu kwe-0.35mm kwi-V-cut), kungenjalo ifoyile yobhedu iya kuluka kwaye ukumelana ne-solder kuya kuwa ngexesha lokulungiswa kwembonakalo. Ukuchaphazela umgangatho wokubonakala (kubandakanya ulusu lobhedu lwangaphakathi lwepaneli ye-multilayer).

(9) Uyilo lwesakhelo alucaci

Amanqanaba amaninzi ayilelwe ngezakhelo, ezingangqinelaniyo nezinye, zisenza ukuba kube nzima kubavelisi be-PCB ukumisela ukuba yeyiphi umgca ekufuneka yenziwe. Isakhelo esisemgangathweni kufuneka siyilelwe kumaleko woomatshini okanye umaleko weBHODI, kwaye indawo engaphakathi efihliweyo kufuneka icace.

(10) Uyilo lwegraphic olungalinganiyo

Xa i-graph electroplating, ukuhanjiswa kwangoku kungalingani, kuchaphazela iyunifomu yokutyabeka, kwaye kubangele nemfazwe.

(11) Umngxunya omfutshane omile

Ubude / ububanzi bomngxunya omile okhethekileyo kufuneka ube> 2: 1, ububanzi & gt; 1.0mm, kungenjalo umatshini wokugrumba i-CNC awunakho ukuqhubekeka.

(12) Akukho yokugaya imilo umngxuma yokuma yenzelwe

Yila ubuncinci i-2 yeedimitha kwi-PCB ukuba kunokwenzeka. 1.5mm umngxuma wokuma.

(13) Umngxuma awuphawulwanga ngokucacileyo

Indawo kufuneka iphawulwe kwimetric system kangangoko kunokwenzeka kwaye inyuke nge-0.05. B. Kangangoko kunokwenzeka ukudibanisa imbobo yommandla wedama. C. Nokuba ngaba ukunyamezelana kwemingxunya yentsimbi kunye nemingxunya ekhethekileyo (njengemingxunya yokuncwina) kuphawulwe ngokucacileyo.

(14) Uluhlu lwangaphakathi lwe-multilayer alunangqiqo

Iphedi yokusasaza ubushushu ibekwe kwibhanti yokuzahlula. Isenokusilela ukunxibelelana emva kokomba. B. Uyilo lwebhanti yokuzahlula alutshatanga kwaye kulula ukungaqondwa kakuhle. C. Ibhanti yokuzahlula imxinwa kakhulu ukuba ingagweba ngokuchanekileyo inethiwekhi

(15) Uyilo lweplate engaboniyo

Ukubaluleka koyilo lweplate yomngxunya ongaboniyo: a. Ukunyusa uxinano lwebhodi ye-multilayer ngaphezulu kwe-30%, ukunciphisa inani leebhodi zebhodi ye-multilayer kunye nokunciphisa ubungakanani b. Ukuphuculwa kokusebenza kwePCB, ngakumbi ulawulo lweempawu ezingafunekiyo (ukufinyeza ucingo, ukunciphisa ukuvula) c. Ukuphucula inkululeko kuyilo PCB d. ukunciphisa izinto ezingafunekiyo kunye neendleko, ezilungele ukhuselo lokusingqongileyo. Abanye bathi iingxaki zibangelwa yimikhwa yokusebenza, ehlala iba yingxaki yomntu.

Ukungabikho kocwangciso

Njengoko isitsho njalo, “Ukuba umntu akacwangcisi kwangaphambili, iingxaki ziya kumfumana. “Ngokuqinisekileyo oku kuyenzeka kuyilo lwe-PCB ngokunjalo. Elinye lamanyathelo amaninzi enza uyilo lwe-PCB lube yimpumelelo kukukhetha isixhobo esifanelekileyo. Iinjineli zoyilo zanamhlanje ze-PCB zinokufumana uninzi lwee-EDA ezinamandla kwaye kulula ukuzisebenzisa ezivenkileni. Nganye inezakhono zayo ezizodwa, amandla kunye nokusikelwa umda. Kufuneka kuqatshelwe ukuba akukho software ayinangqondo, ngenxa yoko iingxaki ezinje ngezinto ezingafunekiyo zokupakisha ziya kwenzeka. Kungenzeka ukuba akukho sixhobo esinye siya kuhlangabezana nazo zonke iimfuno zakho, kodwa kusafuneka wenze uphando lwakho kwangaphambili kwaye uzame ukuqonda ukuba zeziphi iimfuno zakho. Olunye ulwazi kwi-Intanethi lunokukunceda uqalise ngokukhawuleza.

Unxibelelwano olubi

Ngelixa ukuziqhelanisa nokuyila i-PCB kuyilo kwabanye abathengisi kuya kusiba yinto exhaphake kakhulu kwaye kuhlala kuneendleko kakhulu, kunokuba kungafanelekanga kuyilo oluntsonkothileyo lwePCB apho ukusebenza kunye nokuthembeka kubaluleke kakhulu. Njengokuba ubunzima bokuyila busonyuka, unxibelelwano lobuso ngobuso phakathi kweenjineli kunye nabaqulunqi bePCB lubalulekile ukuze kuqinisekiswe ubeko lwecandelo elichanekileyo kunye nokufaka iintambo ngexesha lokwenyani. Unxibelelwano lobuso ngobuso lunokunceda ukugcina iindleko eziphinda zisebenze kamva.

Kubalulekile ukuba umeme abavelisi bebhodi ye-PCB kwangoko kwinkqubo yoyilo. Banokubonelela ngempendulo yokuqala kuyilo lwakho, kwaye banokwandisa ukusebenza ngokukuko kwiinkqubo kunye neenkqubo zabo, ezakukugcina ixesha kunye nemali ekuhambeni kwexesha. Ngokubazisa iinjongo zakho zoyilo kwaye ubameme ukuba bathathe inxaxheba kumanqanaba okuqala obeko lwePCB, unokuziphepha naziphi na iingxaki ezinokubakho ngaphambi kokuba imveliso ingene kwimveliso kwaye unciphise ixesha lokuthengisa.

Isilele ukuvavanya ngokucokisekileyo iiprototypes zakwangoko

Iibhodi zemizekelo ekuvumela ukuba uqinisekise ukuba uyilo lwakho lusebenza kulwazi lwantlandlolo. Uvavanyo lweprototype likuvumela ukuba uqinisekise ukusebenza kunye nomgangatho we-PCB kunye nokusebenza kwayo ngaphambi kwemveliso emininzi. Ukwenza iprototyping ngempumelelo kuthatha ixesha elininzi kunye namava, kodwa isicwangciso esomeleleyo sovavanyo kunye neseti ecacileyo yeenjongo kunokunciphisa ixesha lokuvavanya kunye nokunciphisa ukubakho kweempazamo ezinxulumene nemveliso. Ukuba kukho naziphi na iingxaki ezifumanekayo ngexesha lovavanyo lweprototype, uvavanyo lwesibini lwenziwa kwibhodi egqityiweyo. Ngokubandakanya izinto ezinobungozi obuphezulu kwangoko kwinkqubo yoyilo, uyakuxhamla kulwenziwo oluninzi lovavanyo, uchonge naziphi na iingxaki ezinokubakho kwangethuba, ukunciphisa umngcipheko, kunye nokuqinisekisa ukuba isicwangciso sigqityiwe ngokweshedyuli.

Sebenzisa ubuchule bokuyila obungafanelekanga okanye izinto ezingalunganga

Izixhobo ezincinci, ezikhawulezayo zivumela iinjineli zoyilo lwe-PCB ukuba zibeke uyilo oluntsonkothileyo olusebenzisa izinto ezincinci ukunciphisa ukwanda kweenyawo kunye nokuzibeka kufutshane. Sebenzisa ubuchwephesha obunjengezixhobo ezifakwe ngaphakathi kwi-PCB, okanye iipakethi zebhola (BGA) ezinendawo encinci yokupaka, ziya kunceda ukunciphisa ubungakanani bebhodi, ukuphucula ukusebenza, kunye nokugcina indawo yokuphinda isebenze ukuba kukho iingxaki. Xa isetyenziselwa izinto ezinobungakanani obuphezulu beepini kunye nokushiya indawo encinci, kubalulekile ukuba ukhethe ubuchule bebhodi elungileyo ngexesha loyilo ukunqanda iingxaki kamva kunye nokunciphisa iindleko zokuvelisa. Qiniseka ukuba ufunda ngononophelo uluhlu kunye nokusebenza kweendlela ezizezinye oceba ukuzisebenzisa, nkqu nezo zibhalwe njengokubuyisela endaweni. Utshintsho oluncinci kwiimpawu zento yokubuyisela inokwanela ukuqaqambisa ukusebenza koyilo luphela.

Khohlwa ukugcina idatha ebalulekileyo yogcino lwakho lomsebenzi. Ngaba kuyafuneka ndikukhumbuze? Okona kuncinci, kuya kufuneka ugcine umsebenzi wakho obaluleke kakhulu kunye nezinye iifayile ekunzima ukuzitshintsha. Ngelixa iinkampani ezininzi zigcina yonke idatha yazo yonke imihla, ezinye iinkampani ezincinci azinakukwenza oku, nokuba usebenza ekhaya. Namhlanje, kulula kakhulu kwaye kungabizi mali ininzi ukugcina idatha yakho efini kungekho sizathu sokungayibuyisi kwaye uyigcine kwindawo ekhuselekileyo ukuyikhusela kubusela, emlilweni nakwezinye iintlekele zalapha.

Yiba sisiqithi sendoda enye

Ngelixa ucinga ukuba uyilo lwakho alunasiphako kwaye ukwenza iimpazamo ayisosimbo sakho, amaxesha amaninzi oontanga bakho baya kubona iimpazamo kuyilo lwakho ongakhange uziqaphele. Ngamanye amaxesha, nokuba uyazi iinkcukacha ezintsonkothileyo zoyilo, abantu abanokuchaphazeleka kancinci kuyo banokukwazi ukugcina isimo sengqondo esifanelekileyo kwaye babonelele ngolwazi oluxabisekileyo. Ukuphononongwa rhoqo koyilo lwakho kunye noontanga bakho kunokunceda ekuboneni iingxaki ezingalindelwanga kwaye kugcine isicwangciso sakho kwindlela yokuhlala kuhlahlo-lwabiwo mali. Ngokuqinisekileyo, iimpazamo azinakuphepheka, kodwa ukuba uyafunda kuzo, unokuyila imveliso enkulu ngexesha elizayo.